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| author | Justin M. Forbes <jforbes@fedoraproject.org> | 2021-09-16 15:49:19 -0500 |
|---|---|---|
| committer | Justin M. Forbes <jforbes@fedoraproject.org> | 2021-09-16 15:49:19 -0500 |
| commit | 5f8ea3dba2bfb2bb6146bc3331ac15a6b43e4187 (patch) | |
| tree | 9030b9fe8bea6571d87a7d02a843c4e5caf721c4 /patch-5.13-redhat.patch | |
| parent | cd7ebee28bfdcf1df2a0e32b8ee3693e28f64947 (diff) | |
| download | kernel-5f8ea3dba2bfb2bb6146bc3331ac15a6b43e4187.tar.gz kernel-5f8ea3dba2bfb2bb6146bc3331ac15a6b43e4187.tar.xz kernel-5f8ea3dba2bfb2bb6146bc3331ac15a6b43e4187.zip | |
Add Intel patch from Lyude's MR
Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
Diffstat (limited to 'patch-5.13-redhat.patch')
| -rw-r--r-- | patch-5.13-redhat.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/patch-5.13-redhat.patch b/patch-5.13-redhat.patch index 4fd02b6d8..d2fea8265 100644 --- a/patch-5.13-redhat.patch +++ b/patch-5.13-redhat.patch @@ -4590,3 +4590,44 @@ index 54d8d1ab577c..000000000000 -/* different name and/or type of the variable doesn't matter */ -char _license[] SEC("license") = "GPL"; -int _version SEC("version") = 1; +From 04fe164eacef2d9e6faac240e1c5537db88299ed Mon Sep 17 00:00:00 2001 +From: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com> +Date: Thu, 1 Apr 2021 20:02:37 +0300 +Subject: [PATCH] drm/i915/display/psr: Disable DC3CO when the PSR2 is used +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Due to the changed sequence of activating/deactivating DC3CO, disable +DC3CO until the changed dc3co activating/deactivating sequence is applied. + +References: https://gitlab.freedesktop.org/drm/intel/-/issues/3134 +Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com> +Reviewed-by: José Roberto de Souza <jose.souza@intel.com> +Signed-off-by: José Roberto de Souza <jose.souza@intel.com> +Link: https://patchwork.freedesktop.org/patch/msgid/20210401170237.40472-1-gwan-gyeong.mun@intel.com +--- + drivers/gpu/drm/i915/display/intel_psr.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c +index 8ada4f829cab..4cec6b4d7fb9 100644 +--- a/drivers/gpu/drm/i915/display/intel_psr.c ++++ b/drivers/gpu/drm/i915/display/intel_psr.c +@@ -654,6 +654,13 @@ tgl_dc3co_exitline_compute_config(struct intel_dp *intel_dp, + struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + u32 exit_scanlines; + ++ /* ++ * FIXME: Due to the changed sequence of activating/deactivating DC3CO, ++ * disable DC3CO until the changed dc3co activating/deactivating sequence ++ * is applied. B.Specs:49196 ++ */ ++ return; ++ + /* + * DMC's DC3CO exit mechanism has an issue with Selective Fecth + * TODO: when the issue is addressed, this restriction should be removed. +-- +GitLab + |